// fg_os implementation using OpenSceneGraph's osgViewer::Viewer class
// to create the graphics window and run the event/update/render loop.
// fg_os implementation using OpenSceneGraph's osgViewer::Viewer class
// to create the graphics window and run the event/update/render loop.
viewer->setSceneData(new osg::Group);
globals->get_renderer()->setViewer(viewer.get());
CameraGroup::setDefault(cameraGroup);
viewer->setSceneData(new osg::Group);
globals->get_renderer()->setViewer(viewer.get());
CameraGroup::setDefault(cameraGroup);